./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ffc58fc889f7b5938d7bd4b52fa66172d37e932 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ffc58fc889f7b5938d7bd4b52fa66172d37e932 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:16,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:16,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:16,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:16,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:16,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:16,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:16,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:16,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:16,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:16,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:16,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:16,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:16,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:16,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:16,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:16,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:16,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:16,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:16,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:16,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:16,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:16,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:16,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:16,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:16,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:16,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:16,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:16,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:16,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:16,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:16,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:16,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:16,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:16,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:16,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:16,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:16,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:16,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:16,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:16,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:16,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:16,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:16,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:16,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:16,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:16,950 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:16,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:16,951 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:16,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:16,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:16,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:16,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:16,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:16,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:16,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:16,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:16,968 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:16,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:16,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:16,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:16,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:16,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:16,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:16,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:16,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:16,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:16,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:16,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:16,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:16,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ffc58fc889f7b5938d7bd4b52fa66172d37e932 [2019-11-27 16:28:17,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:17,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:17,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:17,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:17,569 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:17,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:17,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8dbcced/421e8d89a9ac46ffab32056eae8f0447/FLAGdcb9404de [2019-11-27 16:28:19,043 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:19,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:19,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8dbcced/421e8d89a9ac46ffab32056eae8f0447/FLAGdcb9404de [2019-11-27 16:28:19,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8dbcced/421e8d89a9ac46ffab32056eae8f0447 [2019-11-27 16:28:19,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:19,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:19,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:19,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:19,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:19,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:19" (1/1) ... [2019-11-27 16:28:19,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:19, skipping insertion in model container [2019-11-27 16:28:19,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:19" (1/1) ... [2019-11-27 16:28:19,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:19,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:20,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:20,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:20,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:20,783 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:20,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20 WrapperNode [2019-11-27 16:28:20,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:20,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:20,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:20,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:20,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:20,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:20,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:20,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:20,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:21,111 INFO L168 Benchmark]: Toolchain (without parser) took 1951.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:21,114 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:21,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1629.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:21,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.45 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:21,123 INFO L168 Benchmark]: Boogie Preprocessor took 153.30 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:21,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1629.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.45 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.30 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:28:25,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:25,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:25,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:25,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:25,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:25,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:25,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:25,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:25,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:25,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:25,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:25,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:25,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:25,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:25,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:25,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:25,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:25,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:25,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:25,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:25,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:25,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:25,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:25,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:25,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:25,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:25,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:25,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:25,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:25,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:25,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:25,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:25,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:25,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:25,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:25,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:25,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:25,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:25,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:25,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:25,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:25,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:25,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:25,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:25,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:25,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:25,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:25,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:25,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:25,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:25,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:25,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:25,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:25,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:25,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:25,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:25,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:25,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:25,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:25,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:25,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:25,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:25,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:25,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:25,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:25,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:25,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:25,312 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:25,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:25,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:25,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:25,316 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ffc58fc889f7b5938d7bd4b52fa66172d37e932 [2019-11-27 16:28:25,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:25,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:25,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:25,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:25,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:25,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:26,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9322b12c7/5552e6ff7b284645b517ed704d53e806/FLAG5702d8d08 [2019-11-27 16:28:27,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:27,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:27,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9322b12c7/5552e6ff7b284645b517ed704d53e806/FLAG5702d8d08 [2019-11-27 16:28:27,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9322b12c7/5552e6ff7b284645b517ed704d53e806 [2019-11-27 16:28:27,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:27,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:27,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:27,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:27,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:27,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:27" (1/1) ... [2019-11-27 16:28:27,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:27, skipping insertion in model container [2019-11-27 16:28:27,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:27" (1/1) ... [2019-11-27 16:28:27,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:27,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:28,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:28,729 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:29,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:29,169 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:29,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29 WrapperNode [2019-11-27 16:28:29,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:29,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:29,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:29,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:29,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:29,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:29,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:29,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:29,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:29,524 INFO L168 Benchmark]: Toolchain (without parser) took 2180.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.2 MB in the end (delta: 503.4 kB). Peak memory consumption was 569.0 kB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,526 INFO L168 Benchmark]: CDTParser took 3.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:29,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1825.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,534 INFO L168 Benchmark]: Boogie Preprocessor took 169.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1825.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...